Rutherford

What is the tiny, massive central part of the atom?

• Neutron

• Electron

• Proton

• Nucleus

Tags

NGSS.HS-PS1-8

What is the mass number of this atom?

• 1

• 3

• 4

• 7

What is the atomic number of this atom?

• 2

• 4

• 6

• none of the above

Tags

NGSS.MS-PS1-1

How many valence electrons?

• 2

• 3

• 5

• 10

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Who's model is this? 

• Millikan

• Rutherford

• Thomson

• Bohr

What element is represented in this Bohr Model? 

• Carbon

• Hydrogen

• Aluminum

• Lithium

Tags

NGSS.HS-PS1-1

What's a valence electron?

• electrons in the second energy level

• electrons in the outermost energy level

• the atomic number

• electrons in the first level

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the name for the central area of an atom, where most of the atom's mass is located?

• Neutron

• Electron

• Proton

• Nucleus

Tags

NGSS.HS-PS1-8

Which element is shown in the Bohr-Rutherford model in the picture?

• Boron

• Carbon

• Nitrogen

• Lithium

Tags

NGSS.MS-PS1-1

How many valence electrons does this element have?

• 2

• 3

• 5

• 10

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2